diff --git a/package.json b/package.json
index 03a86f4f1..749bbfa74 100644
--- a/package.json
+++ b/package.json
@@ -65,7 +65,7 @@
     "dirty-chai": "^2.0.1",
     "eslint-plugin-react": "^7.4.0",
     "gulp": "^3.9.1",
-    "interface-ipfs-core": "~0.34.3",
+    "interface-ipfs-core": "~0.35.0",
     "hapi": "^16.6.2",
     "ipfsd-ctl": "~0.24.1",
     "pre-commit": "^1.2.2",
diff --git a/src/utils/pubsub-message-utils.js b/src/utils/pubsub-message-utils.js
index 486632f53..2b3bbbabe 100644
--- a/src/utils/pubsub-message-utils.js
+++ b/src/utils/pubsub-message-utils.js
@@ -30,10 +30,10 @@ function deserializeFromBase64 (obj) {
     from: bs58.encode(Buffer.from(obj.from, 'base64')).toString(),
     seqno: Buffer.from(obj.seqno, 'base64'),
     data: Buffer.from(obj.data, 'base64'),
-    topicCIDs: obj.topicIDs || obj.topicCIDs
+    topicIDs: obj.topicIDs
   }
 }
 
 function isPubsubMessage (obj) {
-  return obj && obj.from && obj.seqno && obj.data && (obj.topicIDs || obj.topicCIDs)
+  return obj && obj.from && obj.seqno && obj.data && obj.topicIDs
 }